Pet birds can lose feathers for a number of reasons. Common problems include moulting (either normal or abnormal), stress (many causes), boredom, feather-destructive behaviour, excessive preening by a parent or cage mate, nutritional deficiencies (seed and water are not enough), hormonal imbalances, and viral or bacterial infections. Losing feathers through moulting All normal birds go … Continue reading Why Is My Pet Bird Losing Feathers?